色欲综合久久躁天天躁_亚洲欧美另类激情综合区蜜芽_久久99国产综合精品女同_最近最好的2019中文日本字幕

After several months of hard work, the R & D team of Pratt & Whitney agricultural and Animal Husbandry Machinery Co., Ltd. has finally developed a Pratt & Whitney cage duck which is superior to the common breeding mode in the market!
The characteristics of captive duck are as follows:
1. Intensive cultivation, increase the number of ducks per unit area and reduce the artificial cost;
2. Large scale breeding, raising efficiency, raising index and raising European index;
3. Automatic breeding, three-layer cage, automatic defecation, water line feeding, environmental control equipment automation;
4. Harmless culture, reduce disease and improve culture environment
5. Pratt & Whitney duck cage, anti running duck, anti stringing duck, automatic fecal cleaning, easy to get out of the duck!
Pratt & Whitney farm and animal husbandry cage duck, exclusive design, sweeping the market, welcome to test your breeding friends!